D349 INDUSTRIAL & MARINE ENGINES Caterpillar


Prelube Oil Pump

Usage:

Remove Prelube Oil Pump

1. Remove prelube pump oil inlet line retaining bolts (4).

2. Remove clamp retaining bolt (1). Disconnect oil outlet line (2).

3. Remove four pump-to-motor mounting bolts (3).

4. Remove prelube oil pump together with oil inlet line (5).

Install Prelube Oil Pump

1. Position prelube oil pump on motor. Install the four mounting bolts.

2. Install oil inlet lines retaining bolts.

3. Connect oil outlet line, and install clamp retaining bolt.

Disassemble Prelube Oil Pump

preparatory step:

a) remove prelube oil pump

1. Remove oil inlet line assembly (1).

2. Remove head assembly mounting bolts (2). Remove idler assembly from head assembly.

3. Remove rotor from pump housing.

4. Remove seals from housing. Remove socket head screw from housing.

Assemble Prelube Oil Pump

1. Using tool setup (A), install the seals in housing, with lips away from each other. Install socket head screw (in oil outlet port).

2. Install idler on head assembly. Install rotor in housing. Position head assembly (1) on housing and install mounting bolts.

3. Check rotor end clearance with thickness gauge (2). Rotor end clearance should be .003-.005 in. (0,076-0,127 mm).

4. Remove head assembly and add gasket shims as required. Install head assembly and mounting bolts.

5. Install inlet oil line assembly.

concluding step:

a) install prelube oil pump

Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.